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Problems

870 problems

Has videoPremium onlyReset
Array2,209String870Hash Table786Math682Dynamic Programming666Sorting504Greedy480Binary Search352Depth-First Search335Database303Bit Manipulation283Matrix278Tree261Breadth-First Search255Two Pointers249All topics

With video · 870 results

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TitleSolutionAcceptDifficultyTopics
2311. Longest Binary Subsequence Less Than or Equal to KVideo
Solution52.8%Medium
Dynamic Programming, Greedy +2· 3 companies
2315. Count AsterisksVideo
Solution83.3%Easy
String· 1 company
2325. Decode the MessageVideo
Solution85.8%Easy
Hash Table, String· 4 companies
2330. Valid Palindrome IVVideoPremium
Solution75.8%Medium
String, Two Pointers· 2 companies
2337. Move Pieces to Obtain a StringVideo
Solution56.7%Medium
String, Two Pointers· 5 companies
2343. Query Kth Smallest Trimmed NumberVideo
Solution47.9%Medium
Array, Divide and Conquer +5· 1 company
2351. First Letter to Appear TwiceVideo
Solution74.9%Easy
Bit Manipulation, Counting +2· 2 companies
2370. Longest Ideal SubsequenceVideo
Solution47.1%Medium
Dynamic Programming, Hash Table +1· 2 companies
2375. Construct Smallest Number From DI StringVideo
Solution85.6%Medium
Backtracking, Greedy +2· 3 companies
2379. Minimum Recolors to Get K Consecutive Black BlocksVideo
Solution68.6%Easy
Sliding Window, String· 5 companies
2380. Time Needed to Rearrange a Binary StringVideo
Solution53.3%Medium
Dynamic Programming, Simulation +1· 5 companies
2381. Shifting Letters IIVideo
Solution53.6%Medium
Array, Prefix Sum +1· 5 companies
2384. Largest Palindromic NumberVideo
Solution37.1%Medium
Counting, Greedy +2· 3 companies
2390. Removing Stars From a StringVideo
Solution79.7%Medium
Simulation, Stack +1· 4 companies
2391. Minimum Amount of Time to Collect GarbageVideo
Solution85.2%Medium
Array, Prefix Sum +1· 2 companies
2399. Check Distances Between Same LettersVideo
Solution71.5%Easy
Array, Hash Table +1
2405. Optimal Partition of StringVideo
Solution78.0%Medium
Greedy, Hash Table +1· 4 companies
2408. Design SQLVideoPremium
Solution63.9%Medium
Array, Design +2· 2 companies
2409. Count Days Spent TogetherVideo
Solution66.7%Easy
Math, String
2414. Length of the Longest Alphabetical Continuous SubstringVideo
Solution61.0%Medium
String· 3 companies
2416. Sum of Prefix Scores of StringsVideo
Solution60.6%Hard
Array, Counting +2· 3 companies
2418. Sort the PeopleVideo
Solution84.9%Easy
Array, Hash Table +2· 6 companies
2423. Remove Letter To Equalize FrequencyVideo
Solution19.3%Easy
Counting, Hash Table +1· 4 companies
2430. Maximum Deletions on a StringVideo
Solution36.4%Hard
Dynamic Programming, Hash Function +3· 1 company
2434. Using a Robot to Print the Lexicographically Smallest StringVideo
Solution62.5%Medium
Greedy, Hash Table +2· 6 companies
2437. Number of Valid Clock TimesVideo
Solution48.5%Easy
Enumeration, String· 1 company
2446. Determine if Two Events Have ConflictVideo
Solution53.7%Easy
Array, String· 2 companies
2450. Number of Distinct Binary Strings After Applying OperationsVideoPremium
Solution63.0%Medium
Math, String· 1 company
2451. Odd String DifferenceVideo
Solution61.9%Easy
Array, Hash Table +1· 4 companies
2452. Words Within Two Edits of DictionaryVideo
Solution73.4%Medium
Array, String· 4 companies
2456. Most Popular Video CreatorVideo
Solution45.3%Medium
Array, Hash Table +3· 2 companies
2468. Split Message Based on LimitVideo
Solution42.1%Hard
Binary Search, String· 5 companies
2472. Maximum Number of Non-overlapping Palindrome SubstringsVideo
Solution60.9%Hard
Dynamic Programming, Greedy +2· 5 companies
2478. Number of Beautiful PartitionsVideo
Solution33.5%Hard
Dynamic Programming, String· 1 company
2483. Minimum Penalty for a ShopVideo
Solution71.2%Medium
Prefix Sum, String· 6 companies
2484. Count Palindromic SubsequencesVideo
Solution41.7%Hard
Dynamic Programming, String· 11 companies
2486. Append Characters to String to Make SubsequenceVideo
Solution72.9%Medium
Greedy, String +1· 2 companies
2489. Number of Substrings With Fixed RatioVideoPremium
Solution56.0%Medium
Hash Table, Math +2· 1 company
2490. Circular SentenceVideo
Solution70.2%Easy
String· 1 company
2496. Maximum Value of a String in an ArrayVideo
Solution74.2%Easy
Array, String· 1 company
2506. Count Pairs Of Similar StringsVideo
Solution73.7%Easy
Array, Bit Manipulation +3· 4 companies
2512. Reward Top K StudentsVideo
Solution47.5%Medium
Array, Hash Table +3· 1 company
2514. Count AnagramsVideo
Solution38.4%Hard
Combinatorics, Counting +3· 1 company
2515. Shortest Distance to Target String in a Circular ArrayVideo
Solution65.1%Easy
Array, String· 4 companies
2516. Take K of Each Character From Left and RightVideo
Solution51.4%Medium
Hash Table, Sliding Window +1· 3 companies
2522. Partition String Into Substrings With Values at Most KVideo
Solution47.6%Medium
Dynamic Programming, Greedy +1
2531. Make Number of Distinct Characters EqualVideo
Solution27.5%Medium
Counting, Hash Table +1· 1 company
2539. Count the Number of Good SubsequencesVideoPremium
Solution47.7%Medium
Combinatorics, Counting +3· 4 companies
2546. Apply Bitwise Operations to Make Strings EqualVideo
Solution42.6%Medium
Bit Manipulation, String· 1 company
2559. Count Vowel Strings in RangesVideo
Solution67.8%Medium
Array, Prefix Sum +1· 9 companies
Showing 551–600 of 870